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CVE-2026-68749

🗓️ 06 Aug 2026 14:50:12Reported by EEFType 
cve
 cve
🔗 web.nvd.nist.gov👁 71 Views🌐 WEB

CPU exhaustion from quadratic regex backtracking in html_sanitize_ex CSS scrubber on long CSS declarations.

Related
Detection
Affected
Refs
Paths
NVD
CNA
Node
rrrenehtmlsanitizeexRange0.3.11.5.3
[
  {
    "collectionURL": "https://repo.hex.pm",
    "cpes": [
      "cpe:2.3:a:rrrene:html_sanitize_ex:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.HtmlSanitizeEx.Scrubber.CSS'",
      "'Elixir.HtmlSanitizeEx'"
    ],
    "packageName": "html_sanitize_ex",
    "packageURL": "pkg:hex/html_sanitize_ex",
    "product": "html_sanitize_ex",
    "programFiles": [
      "lib/html_sanitize_ex/scrubber/css.ex",
      "lib/html_sanitize_ex.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.HtmlSanitizeEx.Scrubber.CSS':scrub/1"
      },
      {
        "name": "'Elixir.HtmlSanitizeEx':html5/1"
      }
    ],
    "repo": "https://github.com/rrrene/html_sanitize_ex",
    "vendor": "rrrene",
    "versions": [
      {
        "lessThan": "1.4.5",
        "status": "affected",
        "version": "0.3.1",
        "versionType": "semver"
      },
      {
        "lessThan": "1.5.3",
        "status": "affected",
        "version": "1.5.0-rc.0",
        "versionType": "semver"
      }
    ]
  },
  {
    "collectionURL": "https://github.com",
    "cpes": [
      "cpe:2.3:a:rrrene:html_sanitize_ex:*:*:*:*:*:*:*:*"
    ],
    "defaultStatus": "unaffected",
    "modules": [
      "'Elixir.HtmlSanitizeEx.Scrubber.CSS'",
      "'Elixir.HtmlSanitizeEx'"
    ],
    "packageName": "rrrene/html_sanitize_ex",
    "packageURL": "pkg:github/rrrene/html_sanitize_ex",
    "product": "html_sanitize_ex",
    "programFiles": [
      "lib/html_sanitize_ex/scrubber/css.ex",
      "lib/html_sanitize_ex.ex"
    ],
    "programRoutines": [
      {
        "name": "'Elixir.HtmlSanitizeEx.Scrubber.CSS':scrub/1"
      },
      {
        "name": "'Elixir.HtmlSanitizeEx':html5/1"
      }
    ],
    "repo": "https://github.com/rrrene/html_sanitize_ex",
    "vendor": "rrrene",
    "versions": [
      {
        "changes": [
          {
            "at": "4f4bd9eb254881462c0461fbab74b29188c2c133",
            "status": "unaffected"
          },
          {
            "at": "b673df33ddf982c8bd0a8bd6348aa247080b3b14",
            "status": "unaffected"
          }
        ],
        "lessThan": "*",
        "status": "affected",
        "version": "21f90012eb21aa36f4e3701b7547e12faf0f3c8b",
        "versionType": "git"
      }
    ]
  }
]
ParameterPositionPathDescriptionCWE
bodyrequest body/commentsQuadratic CPU exhaustion vulnerability in html_sanitize_ex when processing long payloads via the comments endpoint.CWE-1333

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19 Aug 2026 12:18Current
5.5Medium risk
Vulners AI Score5.5
CVSS 3.17.5
CVSS 48.2
EPSS0.0045
SSVC
71